// free · no signup · runs in your browser
Free SEO Tools
Every tool here runs entirely in your browser. Nothing you paste is uploaded, logged, or rate-limited. Built because we got tired of "free" tools behind email walls.
AI search 3 live
- llms.txt Generator Build a spec-compliant llms.txt file that tells AI engines what your site is and which pages matter. Open tool →
- AI Bot Blocker (robots.txt) Pick which AI crawlers to allow or block (GPTBot, ClaudeBot, PerplexityBot, and more) and get the robots.txt rules. Open tool →
- AI Writing Tell Checker Paste your text and catch the vocabulary, structures, and rhythm patterns that make writing read machine-generated. Open tool →
On-page & meta 18 live
- SERP Snippet Preview See exactly how your title and description render in Google results, desktop and mobile, before you publish. Open tool →
- Title Tag Pixel Width Checker Google truncates titles by pixels, not characters. Measure yours against the real 580px desktop limit. Open tool →
- Meta Description Length Checker Check description length in pixels and characters against desktop and mobile truncation points. Open tool →
- Meta Tag Generator Fill a form, get a clean copy-paste head block: title, description, robots, canonical, and social tags. Open tool →
- Open Graph Tag Generator Generate og: tags with a live Facebook/LinkedIn share-card preview as you type. Open tool →
- Twitter/X Card Generator Build summary and large-image card tags with a live preview of how the post will look. Open tool →
- Canonical Tag Generator Generate correct rel=canonical tags and catch the classic mistakes: relative URLs, http/https mixes, trailing slashes. Open tool →
- Hreflang Tag Generator Build a complete, reciprocal hreflang set for every language/region pair, with x-default handled. Open tool →
- Meta Robots Tag Generator Compose index/noindex, follow/nofollow and the long tail of robots directives without memorizing them. Open tool →
- Heading Structure Analyzer Paste HTML, get your H1–H6 outline as a tree with skipped levels, duplicate H1s, and empty headings flagged. Open tool →
- Keyword Density Checker Count term frequency and density across your copy, with 1–3 word phrases ranked. Open tool →
- Keyword in Title & Description Checker Verify your target keyword actually appears in the title, description, H1, and URL. Open tool →
- Image Alt-Text Auditor Paste HTML and get every <img> listed with missing, empty, or stuffed alt attributes flagged. Open tool →
- On-Page SEO Checklist An interactive, save-as-you-go checklist covering every on-page factor that matters in 2026. Open tool →
- Word Count & Content Length Checker Words, sentences, paragraphs, and reading time, with sentence-length variance for readability. Open tool →
- Above-the-Fold Content Analyzer Estimate what content survives above the fold at common viewport sizes. Open tool →
- Meta Tag Extractor Paste HTML and extract every meta tag, OG tag, and canonical into a readable table. Open tool →
- Duplicate Title & Meta Finder Paste a list of URLs + titles and find duplicates and near-duplicates instantly. Open tool →
Structured data 13 live
- Schema Markup Generator Generic JSON-LD builder for any schema.org type, with copy-paste output. Open tool →
- FAQ Schema Generator Turn questions and answers into valid FAQPage JSON-LD. Open tool →
- Article Schema Generator Generate Article/BlogPosting JSON-LD with author, dates, and image handled correctly. Open tool →
- LocalBusiness Schema Generator NAP, hours, geo, and sameAs wired into valid LocalBusiness JSON-LD. Open tool →
- Product Schema Generator Product JSON-LD with offers, price, availability, and ratings. Open tool →
- Breadcrumb Schema Generator BreadcrumbList JSON-LD from a simple list of names and URLs. Open tool →
- Review & AggregateRating Schema Generator Valid review markup without the policy violations that get rich results revoked. Open tool →
- Event Schema Generator Event JSON-LD with dates, venue, tickets, and online-event support. Open tool →
- Recipe Schema Generator Recipe JSON-LD with ingredients, steps, times, and nutrition. Open tool →
- Video Schema Generator VideoObject JSON-LD for self-hosted and YouTube videos. Open tool →
- Organization Schema Generator Organization JSON-LD with logo, sameAs profiles, and contact points. Open tool →
- HowTo Schema Generator Step-by-step HowTo JSON-LD with tools, supplies, and per-step images. Open tool →
- Schema / JSON-LD Validator Paste JSON-LD and catch syntax errors and missing required properties before Google does. Open tool →
Reporting & analytics 5 live
- SEO Agency Pricing Calculator What should SEO cost? Model retainer, hourly, and project pricing against your market, scope, and competition. Open tool →
- SEO ROI Calculator Model traffic, conversion, and revenue against SEO spend to get payback period and ROI. Open tool →
- Traffic Value Estimator Volume × CTR × CPC — what your organic rankings would cost in paid ads. Open tool →
- Keyword-to-Conversion Forecaster Forecast leads and sales from a keyword's volume, your CTR by position, and conversion rate. Open tool →
- CTR Calculator Impressions and clicks in, CTR out, benchmarked against position-level averages. Open tool →